int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg);
int lec_mcast_attach(struct atm_vcc *vcc, int arg);
struct net_device *get_dev_lec(int itf);
-int make_lec(struct atm_vcc *vcc);
int send_to_lecd(struct lec_priv *priv,
atmlec_msg_type type, unsigned char *mac_addr,
unsigned char *atm_addr, struct sk_buff *data);